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    SubjectRe: [PATCH 2/4, v2] x86: enlightenment for ticket spin locks - Xen implementation
    >>> On 30.06.10 at 17:57, Stefano Stabellini <stefano.stabellini@eu.citrix.com>
    wrote:
    > On Wed, 30 Jun 2010, Jeremy Fitzhardinge wrote:
    >> On 06/29/2010 04:32 PM, Jan Beulich wrote:
    >> > Use the (alternative instructions based) callout hooks to the ticket
    >> > spinlock code to enlighten ticket locks when running fully virtualized
    >> > on Xen. Ultimately, this code might also be a candidate to be used
    >> > when running para-virtualized.
    >> >
    >>
    >> I'm not sure what the gain is by making this independent of all the rest
    >> of the Xen support in the kernel. Stefano is working on a series
    >> (posted a few times now) to add more paravirtual features for Xen HVM
    >> guests, and this work is conceptually very similar.
    >
    > My series has been stable since a while now and contains all the basic
    > PV on HVM mechanisms you need, including parsing the cpuid and mapping
    > the shared info page.
    >
    > Could you please rebase on my series (or at least the first two
    > patches), so that we don't conflict with each other?

    I really don't want to make those patches depend on no upstream
    stuff (as I want it accepted upstream), and I'm not sure when your
    patch series is expected to be upstream. If that's going to be soon,
    I'd just re-base after it happened.

    Jan



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